CSEMP assessment of BDE28 in biota at Tees Bay
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 66.62 | 72.62 | -30.31 | 60.62 | | | |
| linear | 2 | 68.11 | 84.11 | -30.05 | 60.11 | 0.516 | 1 | 0.4724 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2005 | 2017 | -2.4767 | -2.7738 | -0.2971 | 0.3667 | -0.810 | 0.4633 |
| last 20 years | 2005 | 2017 | -2.4767 | -2.7738 | -0.2971 | 0.3667 | -0.810 | 0.4633 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 0.06 | 0.01 | -1.649 | 0.233 | -7.091 | 0.9990 |
| FEQG | 0.06 | 120.00 | 7.561 | 0.233 | 32.514 | <0.0001 |
Raw data with supporting information
Raw data with assessment
Assessment plot
Organo-bromines data
Organo-bromines assessment
Related pages
